Ironing board



FIG. 1 is a perspective view of an ironing board showing the new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left-side elevation view thereof;

FIG. 5 is a right-side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines shown in the figures depict portions of the ironing board that form no part of the claimed design. 

CLAIM We claim the ornamental design for an ironing board, as shown and described. 